Funding for this research was provided by:
Guangdong Basic and Applied Basic Research Foundation (2021A1515010322)
Guangdong Province Key Research & Development Program (2020B0404010001)
Article Title: Broadband and high-numerical-aperture sharp focusing for waterborne sound with metagrating-based lens
Journal Title: New Journal of Physics
Article Type: paper
Copyright Information: © 2022 The Author(s). Published by IOP Publishing Ltd on behalf of the Institute of Physics and Deutsche Physikalische Gesellschaft
Publication dates
Date Received: 2022-06-24
Date Accepted: 2022-08-31
Online publication date: 2022-09-15